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Sunset Beach, HI

87°F
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Sunset Beach

Hawaii

87°
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Sunset Beach, HI Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar Monthly Air Quality Health & Activities

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Winter Center

Today Hourly 10-Day Radar

Monthly

Air Quality Health & Activities

September

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
30
86°
70°
31
83°
70°
1
86°
67°
2
84°
73°
3
81°
72°
4
82°
71°
5
83°
71°
6
81°
72°
7
82°
75°
8
86°
74°
9
86°
71°
10
84°
72°
11
84°
68°
12
84°
66°
13
84°
66°
14
83°
67°
15
88°
71°
16
85°
71°
17
83°
75°
18
Humid with clouds and sun
89°
76°
19
Humid; an afternoon shower
88°
73°
20
A stray afternoon shower
87°
73°
21
A stray afternoon shower
86°
73°
22
Humid with windward showers
89°
73°
23
Mostly cloudy, showers; humid
86°
72°
24
Clouds and sun with showers
87°
73°
25
Partly sunny with showers
86°
71°
26
Partly sunny, a few showers
87°
70°
27
Some sun with showers
85°
71°
28
A bit of afternoon rain
87°
71°
29
A little afternoon rain
87°
70°
30
Mostly sunny
86°
71°
1
Mostly sunny
85°
70°
2
A shower in the afternoon
82°
72°
3
Some sun with showers; humid
82°
71°

Temperature Graph

°F
90° 84° 78° 72° 66° Sep
Today 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

September Weather in Sunset Beach

Sunset Beach's September 2026 forecast shows daily high temperatures ranging from 82° to 89°, with overnight lows between 70° and 76°. The average high for September is 86° with an average low of 72°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Sunset Beach. See also: October | November | December.

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  • East Honolulu, HI
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